HS-12000 11.5# Hammer Spring


Very popular music wire 11.5# hammer spring color coded “black”.  Must be used with our reduced power firing pin spring, part number RP-FPS.



TECH TIP:  Never change the hammer spring only or mis-fires are certain.  You must balance your springs for reliable ignition.  The CGW reduced power firing pin spring is the perfect match for our HS-12000.

NOTE:  HS-12000 is a competition spring and is not recommended for any self-defense application.  HS-12000 is designed to be used with Federal and Winchester primers, other brands of primers may not run 100%.  We suggest you thoroughly range test this spring with other primers to verify reliable ignition.

Additional information

Weight0.009 lbs
Dimensions3 × 2 × .25 in